INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b12126138d1427bd59cd95a97f5f382994cd02975ca63458b1f0fd93c50bb3c', 
    '6zyw5IUDLYyA3gjUaauhX4ztnpy8y6jO+bkqJWSO9As=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)